Hi i use this code, and this code working, but i have flow in range 1 - 2 L/min, and in this range i need better precision for flowrate, now flowrate metter show me only 1; 1,2 ; 1,4 ; 1,6 ; 1,8 ; 2 L/min this only 0,2l/min precission, but i need precission 0,05 L/min. Any idea for this code.